Waterloo September 22 Weather Records

Daily averages and all-time records for weather in Waterloo, Iowa for the date of September 22.
September 22 All-Time Records
1895–2024
Highest temperature 94 °F 1937
Lowest temperature 26 °F 1974
Lowest daily high 51 °F 1983
Highest daily low 72 °F 2017
Most precipitation 3.21 inches 2016
Most snow none -
September 22 Average Weather
1991–2020 1
Average high 73.0 °F
Average low 48.5 °F
Chance precipitation 29.7%
Chance snow 0%
Waterloo September 22 Weather by Year
Year High (°F) Low (°F) Precip. (inches) Snow (inches)
2023 71 64 1.30 0.0
2022 68 44 0.00 0.0
2021 72 45 0.00 0.0
2020 81 51 0.00 0.0
2019 74 55 0.45 0.0
2018 67 41 0.00 0.0
2017 93 72 0.00 0.0
2016 74 64 3.21 0.0
2015 82 56 0.00 0.0
2014 73 38 0.00 0.0
2013 74 41 0.00 0.0
2012 57 35 0.00 0.0
2011 59 42 0.02 0.0
2010 73 63 0.00 0.0
2009 66 61 0.18 0.0
2008 76 60 0.00 0.0
2007 75 44 0.00 0.0
2006 70 53 0.40 0.0
2005 74 51 0.00 0.0
2004 85 52 0.00 0.0
2003 69 44 0.00 0.0
2002 65 39 0.00 0.0
2001 76 45 0.00 0.0
2000 55 50 0.71 0.0
1999 80 35 0.00 0.0
1998 67 42 0.00 0.0
1997 57 52 1.19 0.0
1996 74 48 0.00 0.0
1995 53 32 0.00 0.0
1994 66 50 0.25 0.0
1993 75 51 0.00 0.0
1992 62 38 0.00 0.0
1991 63 42 0.00 0.0
1990 58 45 0.00 0.0
1989 73 38 0.02 0.0
1988 81 54 0.02 0.0
1987 68 46 0.00 0.0
1986 76 62 0.15 0.0
1985 65 55 0.94 0.0
1984 76 61 0.00 0.0
1983 51 33 0.00 0.0
1982 68 33 0.00 0.0
1981 63 43 0.00 0.0
1980 66 42 0.06 0.0
1979 71 38 0.00 0.0
1978 71 40 0.00 0.0
1977 70 49 0.00 0.0
1976 81 35 0.00 0.0
1975 68 30 0.00 0.0
1974 55 26 0.00 0.0
1973 75 50 0.00 0.0
1972 62 34 0.00 0.0
1971 69 47 0.17 0.0
1970 65 52 0.00 0.0
1969 78 55 0.02 0.0
1968 83 64 0.00 0.0
1967 68 39 0.00 0.0
1966 78 47 0.00 0.0
1965 67 47 0.00 0.0
1964 71 52 0.12 0.0
1963 66 47 0.00 0.0
1962 65 43 0.00 0.0
1961 64 46 0.63 0.0
1960 67 57 0.00 0.0
1959 81 64 0.04 0.0
1958 79 47 0.00 0.0
1957 66 44 0.00 0.0
1956 74 50 0.00 0.0
1955 73 55 0.00 0.0
1954 63 35 0.00 0.0
1953 68 29 0.00 0.0
1952 68 44 0.00 0.0
1951 60 42 0.11 0.0
1950 75 54 0.00 0.0
1949 72 45 0.00 0.0
1948 65 53 0.02 0.0
1947 61 36 0.00 0.0
1946 68 53 n/a 0.0
1945 71 55 n/a 0.0
1944 66 44 n/a 0.0
1943 66 46 0.00 0.0
1942 60 39 n/a 0.0
1941 78 58 0.00 0.0
1940 80 65 n/a 0.0
1939 86 47 0.00 0.0
1938 84 44 0.00 0.0
1937 94 59 0.00 0.0
1936 90 59 0.00 0.0
1935 81 49 n/a 0.0
1934 66 44 0.00 0.0
1933 84 62 0.00 0.0
1932 79 56 0.00 0.0
1931 79 61 0.20 0.0
1930 90 40 0.00 0.0
1929 80 52 0.00 0.0
1928 79 42 0.00 0.0
1927 71 33 0.00 0.0
1926 78 58 n/a 0.0
1925 61 45 n/a 0.0
1924 75 40 n/a 0.0
1923 78 42 0.00 0.0
1922 81 48 0.00 0.0
1921 84 47 n/a 0.0
1920 86 68 n/a 0.0
1919 69 45 0.03 0.0
1918 73 37 0.00 0.0
1917 73 41 0.00 0.0
1916 70 49 0.00 0.0
1915 65 36 0.00 0.0
1914 84 51 n/a 0.0
1913 52 29 0.00 0.0
1912 65 40 0.00 0.0
1911 68 49 0.00 0.0
1910 82 52 n/a 0.0
1909 78 55 0.02 0.0
1908 92 59 0.00 0.0
1907 71 38 n/a 0.0
1906 76 55 0.00 0.0
1905 83 49 0.00 0.0
1904 59 39 0.00 0.0
1903 84 52 0.00 0.0
1902 74 63 0.05 0.0
1901 82 57 0.00 0.0
1900 72 48 n/a 0.0
1899 71 53 n/a 0.0
1898 70 61 n/a 0.0
1897 78 42 0.00 0.0
1896 59 34 0.00 0.0
1895 87 48 n/a 0.0
What's the all-time high for Waterloo on 9/22?
For the date of Sep 22, the highest temperature ever reached in Waterloo history is 94 °F which happened in 1937.
Highest Temperatures in Waterloo on September 22
Rank Temperature Year
1 94 °F 1937
2 93 °F 2017
3 92 °F 1908
4 90 °F 1936
4 90 °F 1930
6 87 °F 1895
7 86 °F 1939
7 86 °F 1920
9 85 °F 2004
10 84 °F 1938
10 84 °F 1921
10 84 °F 1933
10 84 °F 1914
10 84 °F 1903
What's the all-time low for Waterloo on 9/22?
For the date of Sep 22, the lowest temperature ever reached in Waterloo history is 26 °F which happened in 1974.
Lowest Temperatures in Waterloo on September 22
Rank Temperature Year
1 26 °F 1974
2 29 °F 1953
2 29 °F 1913
4 30 °F 1975
5 32 °F 1995
6 33 °F 1982
6 33 °F 1927
6 33 °F 1983
9 34 °F 1896
9 34 °F 1972
Lowest High Temperatures in Waterloo on September 22
Rank Temperature Year
1 51 °F 1983
2 52 °F 1913
3 53 °F 1995
4 55 °F 1974
4 55 °F 2000
6 57 °F 2012
6 57 °F 1997
8 58 °F 1990
9 59 °F 1896
9 59 °F 2011
9 59 °F 1904
What's the most it has ever rained in Waterloo on 9/22?
For the date of Sep 22, the most precipitation ever recorded in Waterloo history is 3.21 inches which happened in 2016.
All-Time Most Precipitation in Waterloo on September 22
Rank Precipitation Year
1 3.21 inches 2016
2 1.30 inches 2023
3 1.19 inches 1997
4 0.94 inches 1985
5 0.71 inches 2000
6 0.63 inches 1961
7 0.45 inches 2019
8 0.40 inches 2006
9 0.25 inches 1994
10 0.20 inches 1931
Weather Station Details
Years Station Coordinates
1950–2024 Waterloo Municipal Airport location
1895–1950 Waterloo location
Notes
1: Daily averages are a moving average which includes 14 days before and after the date.
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